Smelting is one of the primary routes to producing copper, and as such, plays an important role in meeting the ever-surging demand for the red metal in the transition to a low-carbon economy. While various smelting technologies exist, they all depend on a dry feedstock …
Refractory is specific to direct-fired rotary kilns, insulating and protecting the shell of the drum from high internal temperatures. It also functions to maintain heat retention. Many types of refractory exist, with the most common options being brick or castable. Brick is fired in a …
Heavy-duty and built for high-horsepower jobs, the gear and pinion drive assembly is one of the most popular rotary drum drive assemblies on the market. In utilizing a gear and pinion drive, one must decide how the gear portion of the assembly will be affixed …
Many material characteristics, such as bulk density and specific heat, influence how the material will behave in the rotary kiln, and subsequently, how the kiln must be designed to produce the required results. The following material characteristics all influence the sizing and design of a …
A rotary drum of any type – be it a rotary dryer, granulator, kiln, or otherwise – is a significant capital investment. And while rotary drums are generally a low-maintenance type of equipment, they do require regular inspection and maintenance in order to continue running …
As emission regulations continue to tighten around every industry in an effort to fight climate change, producers in the potash industry have increasingly been focusing their efforts on cutting emissions. And with the potash drying process accounting for a significant portion of the sector’s emissions, …
Biocoal, a product produced by thermally upgrading biomass, has been gaining traction throughout the world as countries look to more renewable energy sources in an effort to reduce dependence on coal and mitigate greenhouse gases. What is Biocoal? Biocoal, also commonly referred to as syn …
Activated carbon is a powerful adsorbent, widely used across a host of industries to remove contaminants or undesirable components from liquids and gases. It is especially valuable in pollution control and recovery efforts, with recent market reports predicting a healthy outlook, largely based around demand …
Electronic waste, or e-waste, encompasses everything from old cellphones, to VCR’s, fax machines, TV’s, and everything in between. As the world and its inhabitants become increasingly dependent on technology, levels of electronic waste are reaching unprecedented heights, with the world in desperate need of a …
Thrust rollers, also sometimes referred to as thrust idlers, are a crucial part of a rotary drum’s base, preventing the drum from drifting longitudinally on its axis. What thrust rollers are available? FEECO can supply thrust rollers in sizes ranging from 7-¾” – 48” …